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  • RE: [FAQ] BQ25890: BQ2589x FAQs

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  • BQ25890: Stop STAT pin function

    TI Thinks Resolved
    Part Number: BQ25890 Other Parts Discussed in Thread: BQ25892 Hi Sir, We've discussed STAT pin function at BQ25890 earlier. Customer still has problem in stoping STAT pin function currently at their board and EVM. They want to stop STAT pin blinking…

  • BQ25890: software issue

    Part Number: BQ25890 There is a problem in the process of using BQ25890: after we turn off the watchdog function, we must delay the configuration of other registers for about 1S(the time may be shorter) to succeed, if there is no delay or a short delay…
    • Answered

  • BQ25890: Efficiency at lower VBAT

    Resolved
    Part Number: BQ25890 Hi team, The VBAT voltage of Datasheet Figure 8-1 is 3.8V but, customer want to know the efficiency at VBAT = 2.8V, 3.3V or so. Could you provide it or, measure it if the evaluation data is not exist? Best Regards,
    • Resolved

  • BQ25890: VSYS voltage drop when the battery is full charged

    Part Number: BQ25890 Tool/software: Dear TI Engineer, We encountered an new question with the application of BQ25890H. When our equipment is in standby mode (with a load current of about 10mA), when the battery is fully charged and we continue to…

  • BQ25890: Status pin function disable

    TI Thinks Resolved
    Part Number: BQ25890 Hi Sir, My customer want to disable BQ25890 Status pin function when there's no battery at their product. Controlling STAT_DIS bit workable only in charging statue. Is there any registting can enable/disable Status pin funciton…

  • BQ25890: BQ25890 BC1.2 DCP waveform

    TI Thinks Resolved
    Part Number: BQ25890 Hi team, When we test BQ25890 BC1.2 DCP waveform, it appears nonstandard as below. There is a ladder on the rising edge and no obvious pull-down edges. Do you know the reason for this? (orange line for VBUS, green line for…

  • BQ25890: BQ25890 VBUS overvoltage protection

    TI Thinks Resolved
    Part Number: BQ25890 Hi team： I have a question about BQ25890 to consult: I find two places about VBUS overvoltage protection V(ACOV) &V(OTG_OVP) as below: Q1: The data sheet gives the range of two parameters as below, can we use software to…
    • Answered

  • BQ25890: Won't exit shipping mode

    Resolved
    Part Number: BQ25890 Other Parts Discussed in Thread: BQ25896 Hi, We have two battery-powered products with BQ25890 and we've got a few returns due to "dead" devices. We suspect it happens when shipping mode is enabled, but we're unable to reproduce…
    • Resolved
    • Answered

  • BQ25890: BQ25890 no charge current

    Resolved
    Part Number: BQ25890 Hi The customer design with BQ25890, the problem is can not charge. Please help check the schematic as below. Waiting for your reply. Thanks Star
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